Spring Semester 12-13
Akila Weerapana
LECTURE 12: Phase Diagram Analysis
I. INTRODUCTION
Todays lecture continues our discusses how to analyze the dynamics of a system of dierential
equations using p
Spring Semester 12-13
Akila Weerapana
Lecture 7: The Solow Model
I. INTRODUCTION
Economic growth is by far the most important topic in economics. In the words of the Nobel
Prize winning economist Rob
Spring Semester 12-13
Akila Weerapana
LECTURE 11: Solving Systems of Dierential Equations
I. INTRODUCTION
In the last lecture we discussed how to calculate the eigenvalues and eigenvectors of a matri
Spring Semester 12-13
Akila Weerapana
Lecture 10: Eigenvalues and Eigenvectors
I. INTRODUCTION
In the next two lectures we delve deeper into topics in matrix algebra, dierence and dierential equation
Spring Semester 12-13
Akila Weerapana
Lecture 8: Solving the Solow Model
I. OVERVIEW
In the last lecture we derived the equations for the Solow model with technology. We then
drew a Solow diagram in
Spring Semester 12-13
Akila Weerapana
Lecture 6: Solving Linear Dierential Equations
I. INTRODUCTION
In a previous lecture, we discussed the general principle of the dynamic nature of most
macroecono
Spring Semester 12-13
Akila Weerapana
Lecture 9: Dynamics of the Solow Model
I. OVERVIEW
In the last lecture we linearized, and then solved the dierential equation underlying the
Solow model to deriv
Spring Semester 12-13
Akila Weerapana
Supplement to Lecture 3: Basics of Linear Algebra
I. INTRODUCTION
The tools of matrix algebra play a really important role in solving the model and in doing
comp
Spring Semester 12-13
Akila Weerapana
Lecture 3: Matrix Algebra and the IS-MP/AD-IA Model
I. OVERVIEW
In the last lecture, we laid out the basics of linear algebra: we dened what matrices are, descri
Spring Semester 12-13
Akila Weerapana
Lecture 5: Solving the AD-IA Model
I. OVERVIEW
In the last lecture, we discussed some of the key general principles of solving linear dierence
equations. We disc
Spring Semester 12-13
Akila Weerapana
Lecture 4: Solving Linear Dierence Equations
I. OVERVIEW
In the rst few lectures of this course we derived the IS-MP/AD-IA model of economic
uctuations. We showe
Spring Semester 12-13
Akila Weerapana
Lecture 13: Dynamic Optimization in Continuous Time
I. INTRODUCTION
Todays lecture looks at techniques for solving dynamic optimization problems in continuous
ti
Spring Semester 12-13
Akila Weerapana
Lecture 15: Comparative Statics Using The Ramsey Model
I. INTRODUCTION
In the last class, we derived the neo-classical growth model, also known as the Ramsey
mod
Spring Semester 12-13
Akila Weerapana
Lecture 14: The Ramsey Model
I. INTRODUCTION
Now that we have covered the basic concepts of dynamic optimization in continuous time,
we move on to using those te
Spring Semester 12-13
Akila Weerapana
Lecture 25: Time Consistency
I. OVERVIEW
In discussing dynamic optimization under uncertainty, one of the key ideas was that even if
an optimal plan was formed,
Spring Semester 12-13
Akila Weerapana
Lecture 24: VARs: Key Econometric Concepts
I. INTRODUCTION
We now switch gears a little bit and move away from very theoretical models to focusing on
more empiri
Spring Semester 12-13
Akila Weerapana
Lecture 23: The Diamond-Dybvig Model
I. OVERVIEW
In our discussion of key models in macroeconomics, we will focus on a classic model that was
the precursor to cu
Spring Semester 12-13
Akila Weerapana
Lecture 21: The Beveridge Curve
I. INTRODUCTION
In the last lecture, we examined a model that formalized the important idea that involuntary
unemployment exists
Spring Semester 12-13
Akila Weerapana
Lecture 22: Comparative Statics in the Search Model
I. INTRODUCTION
In the last lecture, we distilled the Mortensen-Pissarides model down to three equations.
The
Spring Semester 12-13
Akila Weerapana
Lecture 20: The Mortensen-Pissarides Model
I. INTRODUCTION
We will pivot away from consumption theory and focus on a new topic: unemployment.
Unemployment is the
Spring Semester 12-13
Akila Weerapana
LECTURE 18: Consumption Under Uncertainty
I. INTRODUCTION
In the last lecture we analyzed a very general model of consumption built on a dynamic
optimization fra
Spring Semester 12-13
Akila Weerapana
LECTURE 19: Precautionary Saving
I. INTRODUCTION
In the last lecture we moved away from the basic framework of complete certainty over the
path of future income
Spring Semester 12-13
Akila Weerapana
LECTURE 17: Consumption
I. INTRODUCTION
In the last lecture we discussed how to solve dynamic optimization problems in discrete time.
In todays class we use this
Spring Semester 12-13
Akila Weerapana
Lecture 16: Dynamic Optimization in Discrete Time
I. INTRODUCTION
We switch our focus to solving dynamic optimization problems in discrete time. As I said
before
Spring Semester 12-13
Akila Weerapana
Lecture 1: Introduction to Models
I. INTRODUCTION
Economics 302 is a new, advanced level course in macroeconomic analysis. The focus of this
course will be on ma
Spring Semester 12-13
Akila Weerapana
Lecture 2: The IS-MP/AD-IA Model
I. INTRODUCTION
In the last class, we discussed the use of models in economics and focused on a four step
approach to models: de
Fall Semester 07-08
Akila Weerapana
LECTURE 15: DIFFERENTIAL EQUATIONS
I. INTRODUCTION
The last two lectures covered theory and applications in the area of dierence equations.
The next two lectures w
Fall Semester 07-08
Akila Weerapana
LECTURE 18: Systems of Equations
I. INTRODUCTION
In the last lecture we discussed how to calculate the eigenvalues and eigenvectors of a matrix.
When the eigenvect
Fall Semester 07-08
Akila Weerapana
LECTURE 17: ADVANCED MATRIX ALGEBRA
I. INTRODUCTION
In the next two lectures we return to topics in matrix algebra. Even thought this may seem
strange, given that
Fall Semester 07-08
Akila Weerapana
LECTURE 18a: Formulaic Solutions to Systems of Equations
I. INTRODUCTION
This supplement to Lecture 18 develops a formula that you can use to solve systems of
dier